Home / 11,800,301.40-17,681,789.70-8,776,992.60

Finding the Fourth Proportional to 11,800,301.40, 17,681,789.70 and 8,776,992.60

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Solution

The fourth proportional to 11,800,301.40, 17,681,789.70 and 8,776,992.60 is: 13,151,607.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,800,301.40 : 17,681,789.70 = 8,776,992.60 : x
  2. Step 2: Convert to fraction form
    11,800,301.40/17,681,789.70 = 8,776,992.60/x
  3. Step 3: Cross multiply
    11,800,301.40x = 17,681,789.70 × 8,776,992.60
  4. Step 4: Simplify right side
    11,800,301.40x = 155,192,937,351,656.22
  5. Step 5: Solve for x
    x = 155,192,937,351,656.22/11,800,301.40
  6. Step 6: Final answer
    x = 13,151,607.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.